French software company Vates VMS has warned of a critical security vulnerability in Xen Orchestra that it said is being actively exploited in the wild.

The authentication bypass flaw, which does not yet have a CVE identifier, is tracked as VSA-2026-062.

"REST cookie parsing turns authenticationToken=j:%7B%7D into {}," Vates VMS said in an alert. "REST authentication passes that object to the



Source: TheHackerNews
Source Link: https://thehackernews.com/2026/11/hackers-exploit-critical-xen-orchestra.html